| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2020 |
State Dept Of Education |
Town Of Plainfield |
$18,014,511.02 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
Abilis Inc |
$18,005,575.49 |
Connecticut State Checkbook |
| 2017 |
Department Of Social Services |
Beacon Health Options Inc |
$18,000,997.00 |
Connecticut State Checkbook |
| 2019 |
Comm. College System Office |
Community College System Office |
$18,000,000.00 |
Connecticut State Checkbook |
| 2024 |
Connecticut State Universities |
Connecticut State University System Office |
$18,000,000.00 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
State Education Resource Center |
$17,993,870.01 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of New Milford |
$17,993,658.71 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Cianbro/Middlesex Xv A Joint Venture |
$17,961,776.10 |
Connecticut State Checkbook |
| 2021 |
Dept. Of Transportation |
Wsp Usa Solutions Inc |
$17,959,022.96 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Town Of Middletown |
$17,927,127.03 |
Connecticut State Checkbook |
| 2022 |
Dept Of Administrative Svcs |
Skanska Usa Building Inc |
$17,911,576.58 |
Connecticut State Checkbook |
| 2022 |
Ccc - Norwalk |
Community College System Office |
$17,899,207.20 |
Connecticut State Checkbook |
| 2021 |
Dept Of Administrative Svcs |
Assuredpartners New England Inc |
$17,892,355.35 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Watertown |
$17,876,574.65 |
Connecticut State Checkbook |
| 2019 |
State Dept Of Education |
Town Of Plainfield |
$17,875,903.51 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Social Services |
Thames Valley Council For Community Action Inc |
$17,863,297.95 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Social Services |
Community Renewal Team Inc |
$17,850,549.42 |
Connecticut State Checkbook |
| 2025 |
Department Of Development Serv |
Undisclosed |
$17,831,614.16 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Town Of South Windsor |
$17,827,220.86 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Wsp Usa Inc |
$17,820,921.02 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Social Services |
Connecticut Health Insurance Exchange |
$17,820,186.79 |
Connecticut State Checkbook |
| 2021 |
Public Defender Services |
Undisclosed |
$17,814,215.21 |
Connecticut State Checkbook |
| 2018 |
Department Of Transportation |
Waters Constr Co Inc |
$17,807,349.10 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Correction |
Diamond Pharmacy Services |
$17,802,158.68 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Learn |
$17,787,156.43 |
Connecticut State Checkbook |
| 2019 |
Teachers' Retirement Board |
Stirling Benefits Inc |
$17,784,715.11 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
Primecare Inc |
$17,755,741.25 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Transportation |
Gm2 Associates Inc |
$17,703,333.88 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of South Windsor |
$17,648,355.34 |
Connecticut State Checkbook |
| 2020 |
Dept. Of Transportation |
Hntb Corporation |
$17,645,383.98 |
Connecticut State Checkbook |
| 2017 |
Office Of Early Childhood |
City Of Bridgeport |
$17,640,496.50 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Social Services |
New Opportunities Inc |
$17,600,593.53 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Social Services |
Deloitte Consulting Llp |
$17,590,676.91 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Greenwich |
$17,575,216.74 |
Connecticut State Checkbook |
| 2021 |
Department Of Development Serv |
The Arc Eastern Connecticut |
$17,573,473.72 |
Connecticut State Checkbook |
| 2019 |
Dept. Of Social Services |
Beacon Health Options Inc |
$17,571,914.65 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Area Cooperative Educational Services |
$17,568,099.37 |
Connecticut State Checkbook |
| 2017 |
Department Of Children And Families |
The Connection Inc |
$17,516,268.00 |
Connecticut State Checkbook |
| 2021 |
Dept Of Energy & Environ Prot. |
Torrington Town Treasurer |
$17,484,758.17 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
City Of Milford |
$17,484,233.51 |
Connecticut State Checkbook |
| 2022 |
Office Of Policy & Management |
West Haven Town Treasurer |
$17,475,650.97 |
Connecticut State Checkbook |
| 2017 |
Department Of Labor |
Capital Workforce Partners |
$17,450,517.62 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
The Arc Eastern Connecticut |
$17,422,579.40 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Safety Marking Inc |
$17,384,019.95 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Labor |
Capital Workforce Partners |
$17,369,016.37 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of New Milford |
$17,366,995.82 |
Connecticut State Checkbook |
| 2021 |
State Dept Of Education |
Town Of Windsor |
$17,354,050.52 |
Connecticut State Checkbook |
| 2023 |
Dept. Of Children And Families |
The Village For Families & Children Inc |
$17,348,178.75 |
Connecticut State Checkbook |
| 2022 |
Department Of Development Serv |
The Caring Community Of Connecticut Inc |
$17,344,221.07 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of New Milford |
$17,341,066.15 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Community Systems Inc |
$17,340,690.39 |
Connecticut State Checkbook |
| 2025 |
Connecticut State Universities |
Connecticut State University System Office |
$17,338,610.01 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Dell Marketing Lp |
$17,333,538.01 |
Connecticut State Checkbook |
| 2022 |
Judicial Branch |
Community Partners In Action Inc |
$17,314,969.00 |
Connecticut State Checkbook |
| 2019 |
Department Of Development Serv |
Community Systems Inc |
$17,311,898.91 |
Connecticut State Checkbook |
| 2023 |
Mental Health & Addiction Serv |
Center For Human Development Inc |
$17,293,413.82 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
City Of Stamford |
$17,289,118.45 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Ledyard |
$17,285,491.67 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Mcnamee Construction Corp |
$17,263,954.35 |
Connecticut State Checkbook |
| 2018 |
Department Of Developmental Services |
Community Systems Inc |
$17,254,738.41 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of South Windsor |
$17,251,848.03 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Midstate Arc Inc |
$17,246,834.37 |
Connecticut State Checkbook |
| 2025 |
Mental Health & Addiction Serv |
Bhcare Inc |
$17,243,621.20 |
Connecticut State Checkbook |
| 2021 |
Dept Of Energy & Environ Prot. |
Meriden Town Treasurer |
$17,228,878.72 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Labor |
Capital Workforce Partners |
$17,226,363.58 |
Connecticut State Checkbook |
| 2023 |
Dept Of Emrg Svc & Public Prot |
Midstate Medical Center |
$17,218,586.39 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
City Of Milford |
$17,216,912.67 |
Connecticut State Checkbook |
| 2022 |
State Dept Of Education |
Town Of Plainville |
$17,205,110.20 |
Connecticut State Checkbook |
| 2019 |
Office Of Policy & Management |
West Haven Town Treasurer |
$17,195,915.39 |
Connecticut State Checkbook |
| 2018 |
Office Of Early Childhood |
City Of Bridgeport |
$17,194,043.00 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Undisclosed |
$17,177,344.94 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Sunrise Northeast Inc |
$17,167,587.47 |
Connecticut State Checkbook |
| 2023 |
Dept Of Administrative Svcs |
Town Of New London |
$17,163,856.08 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
Town Of New Milford |
$17,161,098.55 |
Connecticut State Checkbook |
| 2021 |
Mental Health & Addiction Serv |
Community Mental Health Affiliates Inc |
$17,135,326.37 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Newington Town Treasurer |
$17,074,949.36 |
Connecticut State Checkbook |
| 2020 |
Department Of Development Serv |
Mosaic |
$17,067,649.26 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Town Of Montville |
$17,064,580.65 |
Connecticut State Checkbook |
| 2022 |
Teachers' Retirement Board |
Cigna Health And Life Insurance Company |
$17,058,721.63 |
Connecticut State Checkbook |
| 2025 |
State Dept Of Education |
City Of Milford |
$17,057,588.16 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Correction |
Hpc Foodservice |
$17,051,709.05 |
Connecticut State Checkbook |
| 2017 |
State Department Of Education |
Town Of Windsor |
$17,031,258.26 |
Connecticut State Checkbook |
| 2024 |
Department Of Development Serv |
Continuum Of Care Inc |
$17,010,411.46 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
Banton Construction Company Inc |
$16,998,876.13 |
Connecticut State Checkbook |
| 2017 |
Department Of Developmental Services |
Dept Of Administrative Services |
$16,996,484.10 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Children And Families |
The Connection Inc |
$16,986,366.00 |
Connecticut State Checkbook |
| 2020 |
Mental Health & Addiction Serv |
Dept Of Administrative Services |
$16,985,646.07 |
Connecticut State Checkbook |
| 2025 |
Dept. Of Transportation |
K2 Infrastructure Group Inc |
$16,968,853.84 |
Connecticut State Checkbook |
| 2022 |
Dept. Of Children And Families |
Beacon Health Options Inc |
$16,968,448.39 |
Connecticut State Checkbook |
| 2022 |
Mental Health & Addiction Serv |
Continuum Of Care Inc |
$16,967,463.21 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
The Arc Of The Farmington Valley Inc |
$16,949,427.49 |
Connecticut State Checkbook |
| 2025 |
Office Of Early Childhood |
United Way Of Connecticut Inc |
$16,932,705.60 |
Connecticut State Checkbook |
| 2023 |
Department Of Development Serv |
Ability Beyond Disability Inc |
$16,932,676.38 |
Connecticut State Checkbook |
| 2025 |
Office Of Policy & Management |
Town Of East Hartford Town Treasurer |
$16,931,734.46 |
Connecticut State Checkbook |
| 2025 |
State Comptroller's Office |
Accenture Llp |
$16,926,596.50 |
Connecticut State Checkbook |
| 2020 |
State Dept Of Education |
Town Of Windsor |
$16,923,339.45 |
Connecticut State Checkbook |
| 2024 |
Dept. Of Transportation |
Am Rizzo Electrical Contractors Inc |
$16,918,409.74 |
Connecticut State Checkbook |
| 2024 |
State Dept Of Education |
Achievement First Hartford Academy Inc |
$16,897,060.82 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
Wolcott Town Treasurer |
$16,892,985.96 |
Connecticut State Checkbook |
| 2023 |
State Dept Of Education |
City Of Derby |
$16,868,534.01 |
Connecticut State Checkbook |